| B & L Electric Company, LLC | Henry L Poplin | 843-957-7948 | hpoplin@blelectric.com |
| Barwick Plumbing, LLC | Steve Barwick | 803-452-5755 | bevardis@sc.rr.com |
| Bear Mechanical Servies, LLC | Edward Gibbs | (803) 252-9226 | egibbs@bearmechanical.com |
| Blanchard Machinery / Blanchard Power Systems | Sara Cox | 843-871-2001 | sbcox@blanchardmachinery.com |
| Border States Electric | Richard Dawkins | 843) 879-0232 | Rdawkins@borderstates.com |
| Carolina Air & Water Balancing Company | Wilbert Goff | 803-776-0568 | ann@cawbi.com |
| Carolina Cool, Inc. | Verlon Wulf | 843-238-5805 | vwulf.@carolinacool.com |
| Carrier Enterprises | Jim Steffey | 803-736-7770 | jim.steffey@carrierenterprise.com |
| Cashion Electricians, Inc. | John Williams | 803-252-4016 | jwilliams49@bellsouth.net |
| Central Controls, Inc | Karen Linden | 803-794-0487 | cenconinc@aol.com |
| Central Heating & Air Conditioning Service, Inc | Buddy Davis | 803-786-0170 | bdavis2710@bellsouth.net |
| Control Management, Inc | Kent Walters | (803) 351-0873 | kentw@cmisc.com |
| Craig's Plumbing | Craig Casey | 843-357-6308 | craigs_plbg@hotmail.com |
| Cullum Mechanical Construction, Inc | Chris Cullum | 843-554-6645 | cullumc@culluminc.com |
| Epting Distributors | Al Carr | (864) 901-6175 | alcarr@eptingdist.com |
| Faulkner Haynes & Associates | Jim Haynes | 803-926-9229 | jim.haynes@fha-hvac.com |
| Ferguson Enterprises, Inc - Plumbing - Columbia | Brian Adkins | 803-513-0694 | brian.adkins@ferguson.com |
| Ferguson Enterprises, Inc. - Greenville | Scott Kegley | (843) 662-5241 | scott.kegley@ferguson.com |
| Gateway Supply Company, Inc - Columbia | John Skeppstrom | (803) 771-7160 | jskeppstrom@gatewaysupply.net |
| Gregory Electric Company | Barbara Livingston | 803-748-1122 | balivingston@gregoryelectric.com |
| Hill Plumbing & Electric Co, Inc | Frank Hill | 803-773-6689 | frankhill@hillplumbing.com |
| HR Allen, Inc. | Rod Allen | 843-747-4100 | rod.allen@hrallen.com |
| Hub International Southeast | Sally Snelson | 803-739-6140 | john.gardner@hubinternational.com |
| James M Pleasants Company, Inc | Leslie Whitehurst | (803) 609-5704 | LeslieW@jmpco.com |
| Kimball's Plumbing, Heating & Electrical | Wayne Kimball | 803-648-4301 | |
| Love Chevrolet Company - Fleet Department | Reed Boykin | 803-422-4882 | rboykin@loveauto.com |
| Loveless Commerical Contracting, Inc | Ken Loveless | 803-796-5551 | info@lovelesscontracting.com |
| Lubrizol | W. Sean Barr | 843-408-2519 | sean.barr@lubrizol.com |
| McCartha, Cobb & Associates, Inc | Wayne McCartha | 803-799-3474 | cwayne@mccartha-cobb.com |
| McGriff Insurance Srvices | Adam Dougherty | 803-231-6176 | ADougherty@mcgriffinsurance.com |
| Mechanical Contractors Association | Varity Poston | (803) 772-7834 | vposton@mcasc.com |
| Mechanical Engineering Consulting Associates (MECA | Phil Claytor | 803-765-9421 | philclaytor@mecainc.com |
| Murray Supply Company- Columbia | James Fakas | 803-767-4313 | jrfakas@morsco.com |
| Palmetto Mechanical Solutions (Charleston) | Chris Villedas | (843) 214-2720 | chris@palmettoms.com |
| Pipeline Services, Inc. | Anthony Ward | 843-407-9467 | anthony@psiinsulation.com |
| Roger's Computer Service, Inc | Roger Griggs | 803-951-1826 | rgriggs@rogerscomputer.com |
| SIFCO Mechanical, Inc | Allen Goff | 803-778-1931 | agoff@sifcomechanical.com |
| Sosa Manzo and Company | Christina Sosa-Manzo | 803-764-7376 | christinasosamanzo@gmail.com |
| Southern Atlantic Mechanical Contractors, LLC | Louis Nicks | (803) 781-9825 | southernatlan389@bellsouth.net |
| Total Comfort Solutiions | Dean Rodgers | (803) 227-3506 | dean.rodgers@totalcomfortsolutions.com |
| Triad Mechanical Contractors, Inc | Ryan Laquiere | (843) 556-5636 | ryan@triadmc.com |
| Turbeville Insurance Agency | Matt Patterson | 803-779-7666 | mattp@tiasc.biz |
| W O Blackstone & Company, Inc | Jeff Griffin | 803-381-7336 | jgriffin@woblackstone.com |
| Whaley Foodservice | Woody Adkins | 704-451-8083 | woody.adkibs@whaleyfoodservice.com |